Official EIA-861 State Grid Summary
Wisconsin Power Outage Risk, Electric Utilities & Generator Sizing
Wisconsin households average 4.4 hrs/yr (266 minutes/year) of total blackout duration across 1.02 outages/year (Reliability Grade C — Elevated Storm Risk), with an average residential electricity rate of 17.30 ¢/kWh.
Interactive Appliance Load Calculator
⚡ Home Backup Wattage Sizer for Wisconsin
Check the appliances you need to keep running during a blackout. We calculate your continuous running watts, highest motor starting surge, and 20% NEC safety headroom automatically.
Live Sizing Result (+20% Headroom)
3,000 W
Recommended Minimum Generator / Inverter Rating
1,250 WContinuous Running
2,250 WPeak Motor Surge
Top Cities & Towns in Wisconsin
Milwaukee→Madison→Green Bay→Kenosha→Racine→Appleton→Eau Claire→Waukesha→Oshkosh→Janesville→West Allis→La Crosse→Sheboygan→Wauwatosa→Fond du Lac→Brookfield→Menomonee Falls→New Berlin→Wausau→Sun Prairie→Oak Creek→Greenfield→Beloit→Franklin→Manitowoc→Fitchburg→West Bend→Mount Pleasant→Neenah→Superior→Stevens Point→Muskego→De Pere→Mequon→Caledonia→Watertown→Middleton→Howard→Pleasant Prairie→Germantown→South Milwaukee→Oconomowoc→Onalaska→Fox Crossing→Marshfield→Wisconsin Rapids→Menasha→Kaukauna→River Falls→Cudahy→Ashwaubenon→Verona→Bellevue→Menomonie→Beaver Dam→Pewaukee→Waunakee→Whitewater→Hartford→Weston→Chippewa Falls→Hudson→Whitefish Bay→Greendale→Glendale→Salem Lakes→Harrison→Plover→Allouez→Shorewood→Greenville→Stoughton→Suamico→Baraboo→Cedarburg→Port Washington→Grafton→Sussex→Brown Deer→Fort Atkinson→DeForest→Oregon→Holmen→Platteville→Richfield→Little Chute→Two Rivers→Marinette→Waupun→Lisbon→Burlington→New Richmond→Hobart→Monroe→Reedsburg→Hartland→Elkhorn→Windsor→Portage→Sparta→Sturgeon Bay→Shawano→Tomah→Merrill→Altoona→McFarland→Delavan→Cottage Grove→Rice Lake→St. Francis→Plymouth→Lake Geneva→Sheboygan Falls→Monona→Waukesha→Mukwonago→Kronenwetter→Rhinelander→Pewaukee→Somers→
📬 Get an email alert when local utility reliability reports update
We'll notify you when annual U.S. EIA Form 861 blackout data updates for your utility or before peak winter/summer storm seasons.
100% free. Unsubscribe anytime in one click.
Electric Utilities Operating in Wisconsin (EIA Form 861)
| Utility Name | Ownership | Customers | Outages/Yr | Annual Outage Time | Avg Restoration | Residential Rate |
|---|---|---|---|---|---|---|
| Wisconsin Electric Power Co (#20847) | Investor-Owned | 1,048,148 | 1.04x/yr | 296 min (4.9h) | 285 min | 19.23 ¢/kWh |
| Wisconsin Power & Light Co (#20856) | Investor-Owned | 437,211 | 0.99x/yr | 154 min (2.6h) | 155 min | 16.89 ¢/kWh |
| Wisconsin Public Service Corp (#20860) | Investor-Owned | 411,775 | 1.22x/yr | 465 min (7.8h) | 381 min | 16.23 ¢/kWh |
| Northern States Power Co (#13780) | Investor-Owned | 220,574 | 1.13x/yr | 209 min (3.5h) | 185 min | 15.83 ¢/kWh |
| Madison Gas & Electric Co (#11479) | Investor-Owned | 147,501 | 0.59x/yr | 279 min (4.6h) | 472 min | 20.34 ¢/kWh |
| Adams-Columbia Electric Coop (#108) | Cooperative | 35,910 | 1.15x/yr | 140 min (2.3h) | 122 min | 17.63 ¢/kWh |
| Polk-Burnett Electric Coop (#15344) | Cooperative | 20,379 | 0.98x/yr | 95 min (1.6h) | 97 min | 15.90 ¢/kWh |
| Barron Electric Coop (#1251) | Cooperative | 19,266 | 1.98x/yr | 275 min (4.6h) | 139 min | 15.72 ¢/kWh |
| Riverland Energy Cooperative (#16060) | Cooperative | 18,970 | 1.76x/yr | 262 min (4.4h) | 149 min | 16.30 ¢/kWh |
| Oakdale Electric Coop (#13936) | Cooperative | 17,027 | 1.03x/yr | 148 min (2.5h) | 144 min | 15.87 ¢/kWh |
| Sun Prairie Utilities (#18312) | Municipal | 16,647 | 1.01x/yr | 34 min (0.6h) | 33 min | 12.13 ¢/kWh |
| Manitowoc Public Utilities (#11571) | Municipal | 16,152 | 0.30x/yr | 29 min (0.5h) | 97 min | 11.15 ¢/kWh |
| City of Kaukauna (#10056) | Municipal | 14,543 | 1.35x/yr | 230 min (3.8h) | 170 min | 12.53 ¢/kWh |
| Scenic Rivers Energy Coop (#16740) | Cooperative | 13,597 | 1.80x/yr | 178 min (3.0h) | 99 min | 15.23 ¢/kWh |
| Superior Water and Light Co (#18336) | Investor-Owned | 13,072 | 0.28x/yr | 22 min (0.4h) | 80 min | 15.44 ¢/kWh |
| Northwestern Wisconsin Elec Co (#13815) | Investor-Owned | 12,990 | 1.02x/yr | 266 min (4.4h) | 261 min | 13.84 ¢/kWh |
| Eau Claire Electric Coop (#5632) | Cooperative | 12,682 | 1.02x/yr | 266 min (4.4h) | 261 min | 13.68 ¢/kWh |
| Wisconsin Rapids W W & L Comm (#20862) | Municipal | 12,395 | 0.82x/yr | 73 min (1.2h) | 89 min | 13.37 ¢/kWh |
| St Croix Electric Coop (#17868) | Cooperative | 12,027 | 1.02x/yr | 266 min (4.4h) | 261 min | 13.09 ¢/kWh |
| City of Marshfield - (WI) (#11740) | Municipal | 11,928 | 0.60x/yr | 36 min (0.6h) | 59 min | 10.07 ¢/kWh |
| Vernon Electric Coop (#19813) | Cooperative | 11,566 | 1.02x/yr | 266 min (4.4h) | 261 min | 15.21 ¢/kWh |
| Dahlberg Light & Power Co (#4715) | Investor-Owned | 10,939 | 1.02x/yr | 266 min (4.4h) | 261 min | 12.62 ¢/kWh |
| Oconto Electric Cooperative (#13964) | Cooperative | 10,328 | 1.02x/yr | 266 min (4.4h) | 261 min | 14.71 ¢/kWh |
| Jump River Electric Coop Inc (#9922) | Cooperative | 10,085 | 1.02x/yr | 266 min (4.4h) | 261 min | 17.39 ¢/kWh |
| Oconomowoc Utilities (#13963) | Municipal | 9,972 | 0.06x/yr | 6 min (0.1h) | 95 min | 13.75 ¢/kWh |
| Clark Electric Coop - (WI) (#3701) | Cooperative | 9,696 | 1.02x/yr | 266 min (4.4h) | 261 min | 12.07 ¢/kWh |
| Price Electric Coop Inc (#15356) | Cooperative | 9,590 | 1.02x/yr | 266 min (4.4h) | 261 min | 21.48 ¢/kWh |
| Bayfield Electric Coop, Inc (#1367) | Cooperative | 9,491 | 1.02x/yr | 266 min (4.4h) | 261 min | 18.40 ¢/kWh |
| Dunn County Electric Coop (#5417) | Cooperative | 9,482 | 0.84x/yr | 110 min (1.8h) | 130 min | 15.45 ¢/kWh |
| City of Menasha - (WI) (#12298) | Municipal | 8,607 | 0.11x/yr | 4 min (0.1h) | 37 min | 12.42 ¢/kWh |
| City of Stoughton - (WI) (#18181) | Municipal | 8,391 | 0.57x/yr | 56 min (0.9h) | 99 min | 12.60 ¢/kWh |
| Central Wisconsin Elec Coop (#3293) | Cooperative | 8,302 | 1.02x/yr | 266 min (4.4h) | 261 min | 20.22 ¢/kWh |
| Jackson Electric Coop, Inc - (WI) (#8574) | Cooperative | 8,103 | 1.02x/yr | 266 min (4.4h) | 261 min | 12.00 ¢/kWh |
| Pierce-Pepin Coop Services (#15034) | Cooperative | 7,973 | 1.02x/yr | 266 min (4.4h) | 261 min | 17.44 ¢/kWh |
| Chippewa Valley Electric Coop (#3498) | Cooperative | 7,937 | 1.02x/yr | 266 min (4.4h) | 261 min | 15.21 ¢/kWh |